After dinner, Mary got caught up in a show and stayed up far too late. She snuck upstairs, but saw a light escaping under the door to Michael's bedroom. Mary knocked - she hoped her son wasn't up late, troubled with something.

She needn't have bothered. Instead, she found Michael laying back on the bed. Hope firmly planted on her brother's cock. Her body hung over him. He was holding her tiny breasts in his hands while she slowly rode up and down on his member. Chastity was sitting next to them on the bed, naked as well. Watching intently.

"Lord, don't you ever stop?" Mary asked, "It's two in...